HR1806

Above the horizon. Rise: 5:49 | Tran: 11:42 | Set: 17:35

Alt: 69.83° Az: 200.34° Direction: South-South-West

HR1806 is a main-sequence star of spectral class B9 in the constellation of Orion.

HR1806 visual magnitude is 6.23. Because of its faintness, HR1806 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR1806. The red arrow shows the motion of HR1806 during the next 10000 years (2.17 arcmin in Right Ascension and 1.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 05h 27m 17s

Declination -05° 29’ 51”

Hour Angle 00h 27m 40s

Sidereal Time 05h 54m 57s

J2000

Right Ascension 05h 26m 02s

Declination -05° 31’ 05”

Galactic Coordinates

Galactic Longitude 208.02°

Galactic Latitude -21.49°

Finder Chart

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Finder chart for HR1806.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.23

Class Main-sequence

Absolute magnitude -0.32

Spectral Type B9V

Color Index (B-V) -0.06

Temperature 10941K

The red dot in the diagram below shows where HR1806 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1806. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR1806 is distant 666.67 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

Distance (parsec) 204.50

Distance (light year) 666.67

Radial Speed 18 km/s

Proper Motion RA 0.013 arcsec/y

Proper Motion Dec 0.008"/y

Alternative Designations

Henry Draper Catalogue HD35640

SAO Catalogue SAO132100

Hipparcos Catalogue HIP25401

Durchmusterung Catalogue BD-05 1247

Visibility from Your Location

Today's HR1806 rise, transit and set times from Sankwia, Gambia are the following (all times relative to the local timezone Africa/Banjul):

Azimuth: 95.5° RISE 5:49

Max altitude: 71.0° TRANSIT 11:42

Azimuth: 264.5° SET 17:35

Name:	Sankwia, Gambia
Latitude:	13° 28' 0.1" N
Longitude:	15° 31' 0.1" W
Timezone:	Africa/Banjul

Set Location

Other stars in Orion